package com.sky.service.impl;

import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.sky.constant.StatusConstant;
import com.sky.context.BaseContext;
import com.sky.dto.CategoryDTO;
import com.sky.dto.CategoryPageQueryDTO;
import com.sky.entity.Category;
import com.sky.entity.Employee;
import com.sky.mapper.CategoryMapper;
import com.sky.mapper.EmployeeMapper;
import com.sky.result.PageResult;
import com.sky.service.CategoryService;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.List;

@Service
public class CategoryServiceImpl implements CategoryService {

    @Autowired
    private CategoryMapper categoryMapper;
    @Autowired
    private EmployeeMapper employeeMapper;

    /**
     * 新增分类
     * @param categoryDTO
     */
    public void save(CategoryDTO categoryDTO) {
        Category category = new Category();

        BeanUtils.copyProperties(categoryDTO,category);

        category.setStatus(StatusConstant.DISABLE);

        category.setCreateTime(LocalDateTime.now());
        category.setUpdateTime(LocalDateTime.now());

        category.setCreateUser(BaseContext.getCurrentId());
        category.setUpdateUser(BaseContext.getCurrentId());

        categoryMapper.save(category);
    }

    /**
     * 分类分页查询
     * @param categoryPageQueryDTO
     * @return
     */
    public PageResult pageQuery(CategoryPageQueryDTO categoryPageQueryDTO) {
        PageHelper.startPage(categoryPageQueryDTO.getPage(),categoryPageQueryDTO.getPageSize());

        Page<Category> page = categoryMapper.pageQuery(categoryPageQueryDTO);

        long total = page.getTotal();
        List<Category> records = page.getResult();

        return new PageResult(total,records);
    }

    /**
     * 根据 id 删除分类
     * @param id
     */
    public void deleteById(Long id) {
        categoryMapper.deleteById(id);
    }

    /**
     * 启用 禁用分类
     * @param status
     * @param id
     */
    public void startOrStop(Integer status, Long id) {
        Category category = Category.builder()
                .id(id)
                .status(status)
                .build();

        categoryMapper.update(category);
    }

    /**
     * 根据id查询分类
     * @param id
     * @return
     */
    public Category getById(Long id) {
        Category category = categoryMapper.getById(id);
        return category;
    }

    /**
     * 更新分类
     * @param categoryDTO
     */
    public void update(CategoryDTO categoryDTO) {
        Category category = new Category();
        BeanUtils.copyProperties(categoryDTO,category);

        category.setUpdateUser(BaseContext.getCurrentId());
        category.setUpdateTime(LocalDateTime.now());

        categoryMapper.update(category);
    }

    /**
     * 根据type查询分类
     * @param type
     * @return
     */
    public List<Category> list(Integer type) {
        List<Category> list1 = categoryMapper.list(type);
        return list1;
    }
}

